package com.aspose.cells.b.a.g.a;

public class zb {
   private zc a;

   public zb(zc var1) {
      this.a = var1;
   }

   public za a(int var1) {
      String var2 = null;
      if (this.a.c() && var1 <= this.a.f().groupCount() && var1 >= 0) {
         var2 = this.a.f().group(var1);
      }

      return var2 == null ? za.a : new za(var2, var2 != null);
   }

   public int a() {
      return this.a.f().groupCount() + 1;
   }
}
